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Start Over You searched for: Subject Plasmids ✖ Remove constraint Subject: Plasmids Subject National Academy of Sciences (U.S.) ✖ Remove constraint Subject: National Academy of Sciences (U.S.) Story Section Risk, Regulation, and Scientific Citizenship: The Controversy over Recombinant DNA Research ✖ Remove constraint Story Section: Risk, Regulation, and Scientific Citizenship: The Controversy over Recombinant DNA Research